<template>
  <el-dialog
    model-value="menuDialogVisible"
    title="分配权限"
    width="30%"
    @close="handleClose"
  >

    <el-form
      ref="formRef"
      :model="form"
      label-width="100px"
    >

      <el-tree
        ref="treeRef"
        :data="treeData"
        :props="defaultProps"
        show-checkbox
        :default-expand-all=true
        node-key="id"
        :check-strictly=true
      />

    </el-form>

    <template #footer>
      <span class="dialog-footer">
        <el-button type="primary" @click="handleConfirm">确认</el-button>
        <el-button @click="handleClose">取消</el-button>
      </span>
    </template>
  </el-dialog>
</template>

<script setup>

import {defineEmits, defineProps, ref, watch} from "vue";
import requestUtil, {getServerUrl} from "@/util/request";
import {ElMessage} from 'element-plus'


const defaultProps = {
  children: 'children',
  label: 'name'
}

const props = defineProps(
  {
    id: {
      type: Number,
      default: -1,
      required: true
    },
    menuDialogVisible: {
      type: Boolean,
      default: false,
      required: true
    }
  }
)


const form = ref({
  id: -1
})

const treeData = ref([]);

const formRef = ref(null)

const treeRef = ref(null)

const initFormData = async (id) => {
  const res = await requestUtil.get("sys/menu/list");

  treeData.value = res.data.data;
  form.value.id = id;

  const res2 = await requestUtil.get("sys/role/menus/" + id);

  treeRef.value.setCheckedKeys(res2.data.menuIdList);

}


watch(
  () => props.menuDialogVisible,
  () => {
    let id = props.id;
    console.log("id=" + id)
    if (id !== -1) {
      initFormData(id)
    }
  }
)


const emits = defineEmits(['update:modelValue', 'initRoleList'])

const handleClose = () => {
  emits('update:modelValue', false)
}

const handleConfirm = async () => {

  var menuIds = treeRef.value.getCheckedKeys();

  let result = await requestUtil.post("sys/role/updateMenus/" + form.value.id, menuIds);
  let data = result.data;
  if (data.code === 200) {
    ElMessage.success("执行成功！")
    emits("initRoleList")
    handleClose();
  } else {
    ElMessage.error(data.msg);
  }

}

</script>

<style scoped>

</style>
